128620492

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{353}}^1$

素因数の和:408

約数の個数: 108

約数和(自身を含む): 310176216

約数和(自身を除く): 181555724

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 169, 182, 196, 286, 308, 338, 353, 364, 539, 572, 637, 676, 706, 1001, 1078, 1183, 1274, 1412, 1859, 2002, 2156, 2366, 2471, 2548, 3718, 3883, 4004, 4589, 4732, 4942, 7007, 7436, 7766, 8281, 9178, 9884, 13013, 14014, 15532, 16562, 17297, 18356, 26026, 27181, 28028, 32123, 33124, 34594, 50479, 52052, 54362, 59657, 64246, 69188, 91091, 100958, 108724, 119314, 128492, 182182, 190267, 201916, 224861, 238628, 353353, 364364, 380534, 417599, 449722, 656227, 706706, 761068, 835198, 899444, 1312454, 1413412, 1670396, 2473471, 2624908, 2923193, 4593589, 4946942, 5846386, 9187178, 9893884, 11692772, 18374356, 32155123, 64310246, 128620492]

約数ペア:

[(1, 128620492), (2, 64310246), (4, 32155123), (7, 18374356), (11, 11692772), (13, 9893884), (14, 9187178), (22, 5846386), (26, 4946942), (28, 4593589), (44, 2923193), (49, 2624908), (52, 2473471), (77, 1670396), (91, 1413412), (98, 1312454), (143, 899444), (154, 835198), (169, 761068), (182, 706706), (196, 656227), (286, 449722), (308, 417599), (338, 380534), (353, 364364), (364, 353353), (539, 238628), (572, 224861), (637, 201916), (676, 190267), (706, 182182), (1001, 128492), (1078, 119314), (1183, 108724), (1274, 100958), (1412, 91091), (1859, 69188), (2002, 64246), (2156, 59657), (2366, 54362), (2471, 52052), (2548, 50479), (3718, 34594), (3883, 33124), (4004, 32123), (4589, 28028), (4732, 27181), (4942, 26026), (7007, 18356), (7436, 17297), (7766, 16562), (8281, 15532), (9178, 14014), (9884, 13013)]